Nidek Medical Le 1000, Руководство по обслуживанию

Страница: 12 / 152

LLE14BRDA001A/E
3 - 2
Processing
accuracy
Processing performance
Item
Acceptance criteria Measurement method/tool
Classi-
fication
• Size accuracy
Beveling
Call up
φ
45 internal data and bevel a CR-39 lens in the Auto
processing mode. The diameter is within
φ
45 ±0.1 mm.
• Axis
Call up غ 45 internal data and bevel a glass/CR-39/polycarbonate
lens in the Auto processing mode. The axis is within ±1°.
Flat edging
• Size accuracy
Call up
φ
45 internal data and flat-edge a CR-39 lens.
The diameter is within
φ
45 ±0.1 mm.
• Axis
Call up غ 45 internal data and flat-edge a glass/CR-39/poly-
carbonate lens. The axis is within ±1°.
Measure lens outer size
horizontally and vertically
with a vernier calipter/
measuring jig.
Safety
beveling
Grooving
Retouching
Beveling position
accuracy
Polishing ability
Width accuracy (only the SFB unit-equipped system)
Call up
φ
45 internal data and flat-edge a CR-39 lens with safety
beveling. The width is within the set value ±40 % or ±0.2 mm,
whichever is larger.
Check by measuring with
a vernier calipter etc.
Check by measuring with
a vernier calipter etc.
Check by measuring with
a vernier calipter etc.
Visual check
Visual check
Width and depth accuracy (only the SFB unit-equipped system)
Call up
φ
45 internal data, select Nylor, and process a CR-39 lens.
The groove width is within the set value ±0.1 mm and groove
depth is within the set value ±0.15 mm.
Size accuracy
Call up
φ
45 internal data and bevel a CR-39 lens in the Auto
processing mode. Retouch the lens with the size set to 0.
The reduced size amount is within 0.15 mm.
Keeps the ratio of 5 : 5 for a 1 mm-thick lens in the Auto processing
mode.
Type PLB: A CR39 lens is entirely polished after retouched for a tear
drop frame when beveling/flat edging is selected.